From: Andreas Klinger
[ Upstream commit 4043ecfb5fc4355a090111e14faf7945ff0fdbd5 ]
Fix bug in sampling function hx711_cycle() when interrupt occures while
PD_SCK is high. If PD_SCK is high for at least 60 us power down mode of
the sensor is entered which in turn leads to a wrong measurement.
From: Janakarajan Natarajan
commit 454de1e7d970d6bc567686052329e4814842867c upstream.
As per "AMD64 Architecture Programmer's Manual Volume 3: General-Purpose
and System Instructions", MWAITX EAX[7:4]+1 specifies the optional hint
of the optimized C-state. For C0 state, EAX[7:4] should be set
From: Michal Hocko
commit b0f53dbc4bc4c371f38b14c391095a3bb8a0bb40 upstream.
Partially revert 16db3d3f1170 ("kernel/sysctl.c: threads-max observe
limits") because the patch is causing a regression to any workload which
needs to override the auto-tuning of the limit provided by kernel.
From: Bastien Nocera
commit 015664d15270a112c2371d812f03f7c579b35a73 upstream.
The Rio500 kernel driver has not been used by Rio500 owners since 2001
not long after the rio500 project added support for a user-space USB stack
through the very first versions of usbdevfs and then libusb.
Support
From: Srivatsa S. Bhat (VMware)
commit 98dc19c11470ee6048aba723d77079ad2cda8a52 upstream.
nmi_total_ts is supposed to record the total time spent in *all* NMIs
that occur on the given CPU during the (active portion of the)
sampling window. However, the code seems to be overwriting this
variable
From: Josef Bacik
commit 4203e968947071586a98b5314fd7ffdea3b4f971 upstream.
We've historically had reports of being unable to mount file systems
because the tree log root couldn't be read. Usually this is the "parent
transid failure", but could be any of the related errors, including
"fsid
From: Johan Hovold
commit aafb00a977cf7d81821f7c9d12e04c558c22dc3c upstream.
The driver was using its struct usb_interface pointer as an inverted
disconnected flag, but was setting it to NULL without making sure all
code paths that used it were done with it.
Before commit ef61eb43ada6 ("USB:
From: Steve MacLean
commit b59711e9b0d22fd47abfa00602fd8c365cdd3ab7 upstream.
During perf inject --jit, JIT_CODE_MOVE records were injecting MMAP records
with an incorrect filename. Specifically it was missing the ".so" suffix.
Further the JIT_CODE_LOAD record were silently truncating the
From: Kai-Heng Feng
commit ac343366846a445bb81f0a0e8f16abb8bd5d5d88 upstream.
After commit f7fac17ca925 ("xhci: Convert xhci_handshake() to use
readl_poll_timeout_atomic()"), ASMedia xHCI may fail to suspend.
Although the algorithms are essentially the same, the old max timeout is
(usec + usec
From: Mathias Nyman
commit 47f50d61076523e1a0d5a070062c2311320eeca8 upstream.
Early xHCI 1.1 spec did not mention USB 3.1 capable hosts should set
sbrn to 0x31, or that the minor revision is a two digit BCD
containing minor and sub-minor numbers.
This was later clarified in xHCI 1.2.
Some USB
From: Jan Schmidt
commit d500c63f80f2ea08ee300e57da5f2af1c13875f5 upstream.
If an endpoint is encountered that returns USB3_LPM_DEVICE_INITIATED, keep
checking further endpoints, as there might be periodic endpoints later
that return USB3_LPM_DISABLED due to shorter service intervals.
Without
From: Bill Kuzeja
commit 8de66b0e6a56ff10dd00d2b0f2ae52e300178587 upstream.
The system can hit a deadlock if an xhci adapter breaks while initializing.
The deadlock is between two threads: thread 1 is tearing down the
adapter and is stuck in usb_unlocked_disable_lpm waiting to lock the
From: David Frey
commit 82f3015635249a8c8c45bac303fd84905066f04f upstream.
When an end-of-conversion interrupt is received after performing a
single-shot reading of the light sensor, the driver was waking up the
result ready queue before checking opt->ok_to_ignore_lock to determine
if it should
From: Johan Hovold
commit 1d427be4a39defadda6dd8f4659bc17f7591740f upstream.
Make sure to check for short transfers when retrieving the version
information at probe to avoid leaking uninitialised slab data when
logging it.
Fixes: 1da177e4c3f4 ("Linux-2.6.12-rc2")
Cc: stable
Signed-off-by:
From: Daniele Palmas
commit 5eb3f4b87a0e7e949c976f32f296176a06d1a93b upstream.
This patch adds the following Telit FN980 compositions:
0x1050: tty, adb, rmnet, tty, tty, tty, tty
0x1051: tty, adb, mbim, tty, tty, tty, tty
0x1052: rndis, tty, adb, tty, tty, tty, tty
0x1053: tty, adb, ecm, tty,
From: Johan Hovold
commit 9a31535859bfd8d1c3ed391f5e9247cd87bb7909 upstream.
Since commit c2b71462d294 ("USB: core: Fix bug caused by duplicate
interface PM usage counter") USB drivers must always balance their
runtime PM gets and puts, including when the driver has already been
unbound from
From: Yoshihiro Shimoda
commit 1aae1394294cb71c6aa0bc904a94a7f2f1e75936 upstream.
The commit 97664a207bc2 ("usb: renesas_usbhs: shrink spin lock area")
had added a usbhsg_pipe_disable() calling into
__usbhsg_ep_set_halt_wedge() accidentally. But, this driver should
not call the
From: Johan Hovold
commit 123a0f125fa3d2104043697baa62899d9e549272 upstream.
The driver was accessing its struct usb_device in its release()
callback without holding a reference. This would lead to a
use-after-free whenever the device was disconnected while the character
device was still open.
From: Johan Hovold
commit b5f8d46867ca233d773408ffbe691a8062ed718f upstream.
Make sure to stop also the asynchronous write URBs on disconnect() to
avoid use-after-free in the completion handler after driver unbind.
Fixes: 946b960d13c1 ("USB: add driver for iowarrior devices.")
Cc: stable
From: Pavel Shilovsky
commit 30573a82fb179420b8aac30a3a3595aa96a93156 upstream.
Currently if the client identifies problems when processing
metadata returned in CREATE response, the open handle is being
leaked. This causes multiple problems like a file missing a lease
break by that client which
From: Johan Hovold
commit d51bdb93ca7e71d7fb30a572c7b47ed0194bf3fe upstream.
Since commit c2b71462d294 ("USB: core: Fix bug caused by duplicate
interface PM usage counter") USB drivers must always balance their
runtime PM gets and puts, including when the driver has already been
unbound from
From: Brian Norris
[ Upstream commit 442f1e746e8187b9deb1590176f6b0ff19686b11 ]
Commit 4b708b7b1a2c ("firmware: google: check if size is valid when
decoding VPD data") adds length checks, but the new vpd_decode_entry()
function botched the logic -- it adds the key length twice, instead of
From: Steven Rostedt (VMware)
commit 194c2c74f5532e62c218adeb8e2b683119503907 upstream.
As instances may have different tracers available, we need to look at the
trace_array descriptor that shows the list of the available tracers for the
instance. But there's a race between opening the file and
From: Randy Dunlap
commit a553add0846f355a28ed4e81134012e4a1e280c2 upstream.
Call uart_unregister_driver() conditionally instead of
unconditionally, only if it has been previously registered.
This uses driver.state, just as the sh-sci.c driver does.
Fixes this null pointer dereference in
From: Johan Hovold
commit 58ecf131e74620305175a7aa103f81350bb37570 upstream.
The driver was using its struct usb_interface pointer as an inverted
disconnected flag, but was setting it to NULL before making sure all
completion handlers had run. This could lead to a NULL-pointer
dereference in a
From: Marco Felsch
commit c62dd44901cfff12acc5792bf3d2dec20bcaf392 upstream.
Since commit 0f7ddcc1bff1 ("iio:adc:ad799x: Write default config on probe
and reset alert status on probe") the error path is wrong since it
leaves the vref regulator on. Fix this by disabling both regulators.
Fixes:
From: Alan Stern
commit 32a0721c6620b77504916dac0cea8ad497c4878a upstream.
According to Greg KH, it has been generally agreed that when a USB
driver encounters an unknown error (or one it can't handle directly),
it should just give up instead of going into a potentially infinite
retry loop.
From: Janakarajan Natarajan
commit 454de1e7d970d6bc567686052329e4814842867c upstream.
As per "AMD64 Architecture Programmer's Manual Volume 3: General-Purpose
and System Instructions", MWAITX EAX[7:4]+1 specifies the optional hint
of the optimized C-state. For C0 state, EAX[7:4] should be set
From: Rick Tseng
commit a70bcbc322837eda1ab5994d12db941dc9733a7d upstream.
NVIDIA 3.1 xHCI card would lose power when moving power state into D3Cold.
Thus we need to wait for CNR bit to clear in xhci resume, just as in
xhci init.
[Minor changes to comment and commit message -Mathias]
Cc:
From: Alan Stern
commit 32a0721c6620b77504916dac0cea8ad497c4878a upstream.
According to Greg KH, it has been generally agreed that when a USB
driver encounters an unknown error (or one it can't handle directly),
it should just give up instead of going into a potentially infinite
retry loop.
From: Will Deacon
commit 20bb759a66be52cf4a9ddd17fddaf509e11490cd upstream.
Calling 'panic()' on a kernel with CONFIG_PREEMPT=y can leave the
calling CPU in an infinite loop, but with interrupts and preemption
enabled. From this state, userspace can continue to be scheduled,
despite the system
From: Johan Hovold
commit aafb00a977cf7d81821f7c9d12e04c558c22dc3c upstream.
The driver was using its struct usb_interface pointer as an inverted
disconnected flag, but was setting it to NULL without making sure all
code paths that used it were done with it.
Before commit ef61eb43ada6 ("USB:
From: Kai-Heng Feng
commit ac343366846a445bb81f0a0e8f16abb8bd5d5d88 upstream.
After commit f7fac17ca925 ("xhci: Convert xhci_handshake() to use
readl_poll_timeout_atomic()"), ASMedia xHCI may fail to suspend.
Although the algorithms are essentially the same, the old max timeout is
(usec + usec
From: Josef Bacik
commit 4203e968947071586a98b5314fd7ffdea3b4f971 upstream.
We've historically had reports of being unable to mount file systems
because the tree log root couldn't be read. Usually this is the "parent
transid failure", but could be any of the related errors, including
"fsid
From: Srivatsa S. Bhat (VMware)
commit fc64e4ad80d4b72efce116f87b3174f0b7196f8e upstream.
max_latency is intended to record the maximum ever observed hardware
latency, which may occur in either part of the loop (inner/outer). So
we need to also consider the outer-loop sample when updating
From: Steven Rostedt (VMware)
commit 9ef16693aff8137faa21d16ffe65bb9832d24d71 upstream.
The ftrace set_ftrace_filter and set_ftrace_notrace files are specific for
an instance now. They need to take a reference to the instance otherwise
there could be a race between accessing the files and
From: Fabrice Gasnier
[ Upstream commit dcb10920179ab74caf88a6f2afadecfc2743b910 ]
End of conversion may be handled by using IRQ or DMA. There may be a
race when two conversions complete at the same time on several ADCs.
EOC can be read as 'set' for several ADCs, with:
- an ADC configured to
From: Navid Emamdoost
commit 5bdea6060618cfcf1459dca137e89aee038ac8b9 upstream.
In fbtft_framebuffer_alloc the error handling path should take care of
releasing frame buffer after it is allocated via framebuffer_alloc, too.
Therefore, in two failure cases the goto destination is changed to
This is the start of the stable review cycle for the 5.3.7 release.
There are 112 patches in this series, all will be posted as a response
to this one. If anyone has any issues with these being applied, please
let me know.
Responses should be made by Fri 18 Oct 2019 09:43:41 PM UTC.
Anything
From: Mathias Nyman
commit cd9d9491e835a845c1a98b8471f88d26285e0bb9 upstream.
If host/hub initiated link pm is prevented by a driver flag we still must
ensure that periodic endpoints have longer service intervals than link pm
exit latency before allowing device initiated link pm.
Fix this by
From: jacky@sony.com
commit 2636d49b64671d3d90ecc4daf971b58df3956519 upstream.
The power budget for SuperSpeed mode should be 900 mA
according to USB specification, so set the power budget
to 900mA for dummy_start_ss which is only used for
SuperSpeed mode.
If the max power consumption of
From: Johan Hovold
commit 177238c3d47d54b2ed8f0da7a4290db492f4a057 upstream.
Add missing bulk-in endpoint sanity check to prevent uninitialised stack
data from being reported to the system log and used as endpoint
addresses.
Fixes: 1da177e4c3f4 ("Linux-2.6.12-rc2")
Cc: stable
Reported-by:
From: Denis Efremov
commit 22d67a01d8d89552b989c9651419824bb4111200 upstream.
It's incorrect to compare HighestRate with 0x0b twice in the following
manner "if (HighestRate > 0x0b) ... else if (HighestRate > 0x0b) ...". The
"else if" branch is constantly false. The second comparision should be
From: Johan Hovold
commit cd81e6fa8e033e7bcd59415b4a65672b4780030b upstream.
The driver is using its struct usb_device pointer as an inverted
disconnected flag, but was setting it to NULL before making sure all
completion handlers had run. This could lead to a NULL-pointer
dereference in a
From: Reinhard Speyerer
commit dfbac2f4da6a0c4a8f6b4d715a4077a7b8df53ad upstream.
Add support for the serial ports of Cinterion CLS8 devices.
T: Bus=01 Lev=03 Prnt=05 Port=01 Cnt=02 Dev#= 25 Spd=480 MxCh= 0
D: Ver= 2.00 Cls=00(>ifc ) Sub=00 Prot=00 MxPS=64 #Cfgs= 1
P: Vendor=1e2d
From: Daniele Palmas
commit 5eb3f4b87a0e7e949c976f32f296176a06d1a93b upstream.
This patch adds the following Telit FN980 compositions:
0x1050: tty, adb, rmnet, tty, tty, tty, tty
0x1051: tty, adb, mbim, tty, tty, tty, tty
0x1052: rndis, tty, adb, tty, tty, tty, tty
0x1053: tty, adb, ecm, tty,
From: Jerry Snitselaar
commit e658c82be5561412c5e83b5e74e9da4830593f3e upstream.
If __calc_tpm2_event_size() fails to parse an event it will return 0,
resulting tpm2_calc_event_log_size() returning -1. Currently there is
no check of this return value, and 'efi_tpm_final_log_size' can end up
From: Fabrice Gasnier
commit dcb10920179ab74caf88a6f2afadecfc2743b910 upstream.
End of conversion may be handled by using IRQ or DMA. There may be a
race when two conversions complete at the same time on several ADCs.
EOC can be read as 'set' for several ADCs, with:
- an ADC configured to use
From: Navid Emamdoost
commit 80b15db5e1e9c3300de299b2d43d1aafb593e6ac upstream.
In vt6655_probe, if vnt_init() fails the cleanup code needs to be called
like other error handling cases. The call to device_free_info() is
added.
Fixes: 67013f2c0e58 ("staging: vt6655: mac80211 conversion add main
From: Harshad Shirwadkar
commit b84477d3ebb96294f87dc3161e53fa8fe22d9bfd upstream.
scale_up wakes up waiters after scaling up. But after scaling max, it
should not wake up more waiters as waiters will not have anything to
do. This patch fixes this by making scale_up (and also scale_down)
return
From: Qu Wenruo
commit 1fac4a54374f7ef385938f3c6cf7649c0fe4f6cd upstream.
[BUG]
One user reported a reproducible KASAN report about use-after-free:
BTRFS info (device sdi1): balance: start -dvrange=1256811659264..1256811659265
BTRFS info (device sdi1): relocating block group 1256811659264
From: Pavel Shilovsky
commit c82e5ac7fe3570a269c0929bf7899f62048e7dbc upstream.
Currently the client indicates that a dentry is stale when inode
numbers or type types between a local inode and a remote file
don't match. If this is the case attributes is not being copied
from remote to local,
From: Jiaxun Yang
commit 38dffe1e4dde1d3174fdce09d67370412843ebb5 upstream.
A Golang developer reported MIPS hwcap isn't reflecting instructions
that the processor actually supported so programs can't apply optimized
code at runtime.
Thus we export the ASEs that can be used in userspace
From: Filipe Manana
commit c67d970f0ea8dcc423e112137d34334fa0abb8ec upstream.
When we have a buffered write that starts at an offset greater than or
equals to the file's size happening concurrently with a full ranged
fiemap, we can end up leaking an extent state structure.
Suppose we have a
From: Srivatsa S. Bhat (VMware)
commit 98dc19c11470ee6048aba723d77079ad2cda8a52 upstream.
nmi_total_ts is supposed to record the total time spent in *all* NMIs
that occur on the given CPU during the (active portion of the)
sampling window. However, the code seems to be overwriting this
variable
From: Jens Axboe
commit 8a99734081775c012a4a6c442fdef0379fe52bdf upstream.
We should not remove the workqueue, we just need to ensure that the
workqueues are synced. The workqueues are torn down on ctx removal.
Cc: sta...@vger.kernel.org
Fixes: 6b06314c47e1 ("io_uring: add file set
From: Nuno Sá
commit 30945d31e5761436d9eba6b8cff468a5f7c9c266 upstream.
Both HWMON_P_MIN_ALARM and HWMON_P_MAX_ALARM were using
BIT(hwmon_power_max_alarm).
Fixes: aa7f29b07c870 ("hwmon: Add support for power min, lcrit, min_alarm and
lcrit_alarm")
CC:
Signed-off-by: Nuno Sá
Link:
From: Srivatsa S. Bhat (VMware)
commit fc64e4ad80d4b72efce116f87b3174f0b7196f8e upstream.
max_latency is intended to record the maximum ever observed hardware
latency, which may occur in either part of the loop (inner/outer). So
we need to also consider the outer-loop sample when updating
From: Steven Rostedt (VMware)
commit 194c2c74f5532e62c218adeb8e2b683119503907 upstream.
As instances may have different tracers available, we need to look at the
trace_array descriptor that shows the list of the available tracers for the
instance. But there's a race between opening the file and
From: Qian Cai
commit 234fdce892f905cbc2674349a9eb4873e288e5b3 upstream.
On architectures like s390, arch_free_page() could mark the page unused
(set_page_unused()) and any access later would trigger a kernel panic.
Fix it by moving arch_free_page() after all possible accessing calls.
Christian Brauner writes:
> On Wed, Oct 16, 2019 at 11:27:32PM +1100, Michael Ellerman wrote:
>> On a machine with a 64K PAGE_SIZE, the nested for loops in
>> test_check_nonzero_user() can lead to soft lockups, eg:
>>
>> watchdog: BUG: soft lockup - CPU#4 stuck for 22s! [modprobe:611]
>>
On Wed, Oct 16, 2019 at 02:51:44PM -0700, Greg Kroah-Hartman wrote:
> From: Oleksandr Suvorov
>
> commit 694b14554d75f2a1ae111202e71860d58b434a21 upstream.
>
> This control mute/unmute the ADC input of SGTL5000
> using its CHIP_ANA_CTRL register.
This seems like a new feature and not an
From: Oleksandr Suvorov
commit 694b14554d75f2a1ae111202e71860d58b434a21 upstream.
This control mute/unmute the ADC input of SGTL5000
using its CHIP_ANA_CTRL register.
Signed-off-by: Oleksandr Suvorov
Reviewed-by: Marcel Ziswiler
Reviewed-by: Igor Opaniuk
Reviewed-by: Fabio Estevam
Link:
From: Paul Burton
commit df8fed831cbcdce7b283b2d9c1aadadcf8940d05 upstream.
Commit 7e534323c416 ("mtd: rawnand: Pass a nand_chip object to
chip->read_xxx() hooks") modified the prototype of the struct nand_chip
read_buf function pointer. In the au1550nd driver we have 2
implementations of
From: Vitaly Wool
commit 5b6807de11445c05b537df8324f5d7ab1c2782f9 upstream.
There's a really hard to reproduce race in z3fold between z3fold_free()
and z3fold_reclaim_page(). z3fold_reclaim_page() can claim the page
after z3fold_free() has checked if the page was claimed and
z3fold_free() will
From: Pavel Shilovsky
commit 0b3d0ef9840f7be202393ca9116b857f6f793715 upstream.
Mark inode for force revalidation if LOOKUP_REVAL flag is set.
This tells the client to actually send a QueryInfo request to
the server to obtain the latest metadata in case a directory
or a file were changed
From: Johan Hovold
commit d51bdb93ca7e71d7fb30a572c7b47ed0194bf3fe upstream.
Since commit c2b71462d294 ("USB: core: Fix bug caused by duplicate
interface PM usage counter") USB drivers must always balance their
runtime PM gets and puts, including when the driver has already been
unbound from
From: Ian Rogers
commit 7d4c85b7035eb2f9ab217ce649dcd1bfaf0cacd3 upstream.
The 'test_dir' variable is assigned to the 'release' array which is
out-of-scope 3 lines later.
Extend the scope of the 'release' array so that an out-of-scope array
isn't accessed.
Bug detected by clang's address
From: Johan Hovold
commit 9a31535859bfd8d1c3ed391f5e9247cd87bb7909 upstream.
Since commit c2b71462d294 ("USB: core: Fix bug caused by duplicate
interface PM usage counter") USB drivers must always balance their
runtime PM gets and puts, including when the driver has already been
unbound from
From: Fabrice Gasnier
commit 31922f62bb527d749b99dbc776e514bcba29b7fe upstream.
Move STM32 ADC registers definitions to common header.
This is precursor patch to:
- iio: adc: stm32-adc: fix a race when using several adcs with dma and irq
It keeps registers definitions as a whole block, to ease
From: Ville Syrjälä
commit dc7890995e04bacb45ab21e0daaeae1e7c803eb3 upstream.
The officially validated plane width limit is 4k on skl+, however
we already had people using 5k displays before we started to enforce
the limit. Also it seems Windows allows 5k resolutions as well
(though not sure if
From: Josef Bacik
commit 11a19a90870ea5496a8ded69b86f5b476b6d3355 upstream.
A user reported a lockdep splat
==
WARNING: possible circular locking dependency detected
5.2.11-gentoo #2 Not tainted
From: Brian Norris
[ Upstream commit 442f1e746e8187b9deb1590176f6b0ff19686b11 ]
Commit 4b708b7b1a2c ("firmware: google: check if size is valid when
decoding VPD data") adds length checks, but the new vpd_decode_entry()
function botched the logic -- it adds the key length twice, instead of
From: Johan Hovold
commit 30045f2174aab7fb4db7a9cf902d0aa6c75856a7 upstream.
Since commit c2b71462d294 ("USB: core: Fix bug caused by duplicate
interface PM usage counter") USB drivers must always balance their
runtime PM gets and puts, including when the driver has already been
unbound from
From: Paul Burton
commit 2f2b4fd674cadd8c6b40eb629e140a14db4068fd upstream.
GCC 9.x automatically enables support for Loongson MMI instructions when
using some -march= flags, and then errors out when -msoft-float is
specified with:
cc1: error: ‘-mloongson-mmi’ must be used with
From: Josef Bacik
commit c5f4987e86f6692fdb12533ea1fc7a7bb98e555a upstream.
Coverity caught a case where we could return with a uninitialized value
in ret in process_leaf. This is actually pretty likely because we could
very easily run into a block group item key and have a garbage value in
From: Chris Wilson
commit 6c76a93c453643e11a1063906c7c39168dd8d163 upstream.
As soon as we re-enable the various functions within the HW, they may go
off and read data via a GGTT offset. Hence, if we have not yet restored
the GGTT PTE before then, they may read and even *write* random locations
From: Mohamad Heib
commit 1cbe866cbcb53338de33cf67262e73f9315a9725 upstream.
rdma_for_each_port is already incrementing the iterator's value it
receives therefore, after the first iteration the iterator is increased by
2 which eventually causing wrong queries and possible traces.
Fix the above
From: Ondrej Mosnacek
commit 2a5243937c700ffe6a28e6557a4562a9ab0a17a4 upstream.
string_to_context_struct() may garble the context string, so we need to
copy back the contents again from the old context struct to avoid
storing the corrupted context.
Since string_to_context_struct() tokenizes
From: Andreas Klinger
commit 4043ecfb5fc4355a090111e14faf7945ff0fdbd5 upstream.
Fix bug in sampling function hx711_cycle() when interrupt occures while
PD_SCK is high. If PD_SCK is high for at least 60 us power down mode of
the sensor is entered which in turn leads to a wrong measurement.
From: Ard Biesheuvel
commit c05f8f92b701576b615f30aac31fabdc0648649b upstream.
The kernel command line option efivar_ssdt= allows the name to be
specified of an EFI variable containing an ACPI SSDT table that should
be loaded into memory by the OS, and treated as if it was provided by
the
From: Michal Simek
commit 5e9bd2d70ae7c00a95a22994abf1eef728649e64 upstream.
There are two parts which should be fixed. The first one is to assigned
uartps_major at the end of probe() to avoid complicated logic when
something fails.
The second part is initialized uartps_major number to 0 when
From: Josef Bacik
commit 4203e968947071586a98b5314fd7ffdea3b4f971 upstream.
We've historically had reports of being unable to mount file systems
because the tree log root couldn't be read. Usually this is the "parent
transid failure", but could be any of the related errors, including
"fsid
From: Randy Dunlap
commit a553add0846f355a28ed4e81134012e4a1e280c2 upstream.
Call uart_unregister_driver() conditionally instead of
unconditionally, only if it has been previously registered.
This uses driver.state, just as the sh-sci.c driver does.
Fixes this null pointer dereference in
From: Tomas Winkler
commit 4d86dfd38285c83a6df01093b8547f742e3b2470 upstream.
Add Comet Point devices IDs for Comet Lake U platforms.
Cc:
Signed-off-by: Tomas Winkler
Link: https://lore.kernel.org/r/20191001235958.19979-1-tomas.wink...@intel.com
Signed-off-by: Greg Kroah-Hartman
---
From: Dave Wysochanski
commit cb248819d209d113e45fed459773991518e8e80b upstream.
Commit 487317c99477 ("cifs: add spinlock for the openFileList to
cifsInodeInfo") added cifsInodeInfo->open_file_lock spin_lock to protect
the openFileList, but missed a few places where cifs_inode->openFileList
was
From: Michal Hocko
commit b0f53dbc4bc4c371f38b14c391095a3bb8a0bb40 upstream.
Partially revert 16db3d3f1170 ("kernel/sysctl.c: threads-max observe
limits") because the patch is causing a regression to any workload which
needs to override the auto-tuning of the limit provided by kernel.
From: Janakarajan Natarajan
commit 454de1e7d970d6bc567686052329e4814842867c upstream.
As per "AMD64 Architecture Programmer's Manual Volume 3: General-Purpose
and System Instructions", MWAITX EAX[7:4]+1 specifies the optional hint
of the optimized C-state. For C0 state, EAX[7:4] should be set
From: Alexander Usyskin
commit f8204f0ddd62966a0e79c2804963a21e3540dd82 upstream.
The fixed MKHI client on PCH 6 gen platforms
does not support fw version retrieval.
The error is not fatal, but it fills up the kernel logs and
slows down the driver start.
This patch disables requesting FW
From: Steven Rostedt (VMware)
commit 9ef16693aff8137faa21d16ffe65bb9832d24d71 upstream.
The ftrace set_ftrace_filter and set_ftrace_notrace files are specific for
an instance now. They need to take a reference to the instance otherwise
there could be a race between accessing the files and
From: Johan Hovold
commit 726b55d0e22ca72c69c947af87785c830289ddbc upstream.
The driver was accessing its struct usb_device in its release()
callback without holding a reference. This would lead to a
use-after-free whenever the device was disconnected while the character
device was still open.
From: Masayoshi Mizuma
commit 4585fc59c0e813188d6a4c5de1f6976fce461fc2 upstream.
The system which has SVE feature crashed because of
the memory pointed by task->thread.sve_state was destroyed
by someone.
That is because sve_state is freed while the forking the
child process. The child process
From: Dan Carpenter
commit 7101949f36fc77b530b73e4c6bd0066a2740d75b upstream.
The "port->typec_caps.data" and "port->typec_caps.type" variables are
enums and in this context GCC will treat them as an unsigned int so they
can never be less than zero.
Fixes: ae8a2ca8a221 ("usb: typec: Group all
From: Rob Clark
commit 9f614197c744002f9968e82c649fdf7fe778e1e7 upstream.
Looks like the dma_sync calls don't do what we want on armv7 either.
Fixes:
Unable to handle kernel paging request at virtual address 50001000
pgd = (ptrval)
[50001000] *pgd=
Internal error: Oops: 805
From: Chris Wilson
commit b925708f28c2b7a3a362d709bd7f77bc75c1daac upstream.
Since dropping the set-to-gtt-domain in commit a679f58d0510 ("drm/i915:
Flush pages on acquisition"), we no longer mark the contents as dirty on
a write fault. This has the issue of us then not marking the pages as
From: Al Viro
commit d4f4de5e5ef8efde85febb6876cd3c8ab1631999 upstream.
There are two problems in dcache_readdir() - one is that lockless traversal
of the list needs non-trivial cooperation of d_alloc() (at least a switch
to list_add_rcu(), and probably more than just that) and another is that
From: Kenneth Graunke
commit 282b7fd5f5ab4eba499e1162c1e2802c6d0bb82e upstream.
This allows userspace to use "legacy" mode for push constants, where
they are committed at 3DPRIMITIVE or flush time, rather than being
committed at 3DSTATE_BINDING_TABLE_POINTERS_XS time. Gen6-8 and Gen11
both use
From: Pavel Shilovsky
commit 30573a82fb179420b8aac30a3a3595aa96a93156 upstream.
Currently if the client identifies problems when processing
metadata returned in CREATE response, the open handle is being
leaked. This causes multiple problems like a file missing a lease
break by that client which
From: Marco Felsch
[ Upstream commit 1436a78c63495dd94c8d4f84a76d78d5317d481b ]
Since commit ebd457d55911 ("iio: light: vcnl4000 add devicetree hooks")
the of_match_table is supported but the data shouldn't be a string.
Instead it shall be one of 'enum vcnl4000_device_ids'. Also the matching
From: Jeremy Linton
Commit bbd1b70639f785a970d998f35155c713f975e3ac upstream.
ACPI 6.3 adds a flag to the CPU node to indicate whether
the given PE is a thread. Add a function to return that
information for a given linux logical CPU.
Signed-off-by: Jeremy Linton
Reviewed-by: Sudeep Holla
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